Tiagra HG Cassette Sprocket (10-speed)
Original Shimano parts guarantees that all components work perfectly for optimum performance and maximum safety and longevity.
VERSATILE PLATFORM IS GREAT FOR MOST STYLES OF CYCLING
Heavy-duty aluminum body and cages.
HG CASSETTE SPROCKET (9-SPEED)
Computer designed Hyperglide (HG) sprockets incorporate specifically positioned shift ramps and tooth profiles for improved chain control during shifting. Fast and responsive indexed shifting is the result.
105 CASSETTE SPROCKET (10-SPEED)
Stable & better shifting performance and feeling. Variety of gear combination.